CHKCXNTOLOGY xv 



1838 

 Declined call to Lausanne. 



1840 



Published Studies of the Glaciers, in 

 French (later in German). 

 H6tel des Neuch&telois established on 

 the glacier of the Aar. 

 Third visit to England; appeared as 

 advocate of an Ice Age. 



1843 

 Completed Fossil Fishes. 



1844 



Published " Monograph on Fishes of the 

 Old Bed Sandstone/' as appendix to 

 Fossil Fishes. 



1845 



Published Anatomy of the Salmonidae (in 

 French) as part of the Freshwater Fishes. 



1846 



March. Left Neuch&tel. 

 Published Catalogue of Uchinoderms (in 

 French) ; Index to Zoological Names' (in 

 Latin) ; finished work on Bibliography 

 of Zoology (in Latin). 



